Chinworth Bridge (Kosciusko County, Indiana)Built in 1897 by the Bellefontaine Bridge & Iron Co.; closed to traffic in 1975Through truss bridge over Tippecanoe River near junction of old US30 and CR350WOpen to pedestrian use

McCord Creek Bridge (Multnomah County, Oregon)Built in 1915 as part of the Columbia River Highway, Roadway widend in late 1940's, Replaced in 1997.Lost Concrete deck girder bridge over McCord Creek on Historic Columbia River Highway (US 30)Replaced by new bridge in 1997

Mill Creek Bridge (Wasco County, Oregon)Built 1920; rehabilitated 2001Stringer bridge over Mill Creek on W 6th Street in City of the DallesOpen to traffic

Mitchell Point Tunnel (Hood River County, Oregon)Built 1915 back filled 1954 blasted away 1966Lost Tunnel under tunnels though Mitchell point on Former route US 30Demolished

Mitchell Point Viaduct (Hood River County, Oregon)Built in 1915 bypassed 1954 demoilsed 1966Lost Concrete tee beam bridge on US 30Demolished

Moffett Creek Bridge (Multnomah County, Oregon)Built in 1915 by A. Guthrie and Company, Abandoned in the 1940 and is now part of Historic Columbia River Highway trail.Closed-spandrel arch bridge over Moffett Creek on Historic Columbia River Highway (Abandoned)Open to pedestrians

Tanner Creek Bridge (Multnomah County, Oregon)Built in 1915 as part of the Columbia River HighwayConcrete deck girder bridge over Tanner Creek on Historic Columbia River Highway Trail in BonnevilleOpen to pedestrians